Display device



FIG. 1 is a perspective view of a display device showing my design;

FIG. 2 is a top plan view of the display device of FIG. 1;

FIG. 3 is a bottom plan view of the display device of FIG. 1;

FIG. 4 is a front view of the display device of FIG. 1;

FIG. 5 is a rear view of the display device of FIG. 1;

FIG. 6 is a left side view of the display device of FIG. 1; and,

FIG. 7 is a right side view of the display device of FIG. 1. 

The ornamental design for a display device, as shown and described. 